---
title: Audio Codec Properties
framework: audiotoolbox
role: collectionGroup
role_heading: API Collection
path: audiotoolbox/1494068-audio-codec-properties
---

# Audio Codec Properties

## Topics

### Constants

- [kAudioCodecPropertyAvailableBitRateRange](audiotoolbox/kaudiocodecpropertyavailablebitraterange.md)
- [kAudioCodecPropertyAvailableInputChannelLayoutTags](audiotoolbox/kaudiocodecpropertyavailableinputchannellayouttags.md)
- [kAudioCodecPropertyAvailableInputSampleRates](audiotoolbox/kaudiocodecpropertyavailableinputsamplerates.md)
- [kAudioCodecPropertyAvailableNumberChannels](audiotoolbox/kaudiocodecpropertyavailablenumberchannels.md)
- [kAudioCodecPropertyAvailableOutputChannelLayoutTags](audiotoolbox/kaudiocodecpropertyavailableoutputchannellayouttags.md)
- [kAudioCodecPropertyAvailableOutputSampleRates](audiotoolbox/kaudiocodecpropertyavailableoutputsamplerates.md)
- [kAudioCodecPropertyDoesSampleRateConversion](audiotoolbox/kaudiocodecpropertydoessamplerateconversion.md)
- [kAudioCodecPropertyFormatInfo](audiotoolbox/kaudiocodecpropertyformatinfo.md)
- [kAudioCodecPropertyInputFormatsForOutputFormat](audiotoolbox/kaudiocodecpropertyinputformatsforoutputformat.md)
- [kAudioCodecPropertyMinimumNumberInputPackets](audiotoolbox/kaudiocodecpropertyminimumnumberinputpackets.md)
- [kAudioCodecPropertyMinimumNumberOutputPackets](audiotoolbox/kaudiocodecpropertyminimumnumberoutputpackets.md)
- [kAudioCodecPropertyOutputFormatsForInputFormat](audiotoolbox/kaudiocodecpropertyoutputformatsforinputformat.md)
- [kAudioCodecPropertySupportedInputFormats](audiotoolbox/kaudiocodecpropertysupportedinputformats.md)
- [kAudioCodecPropertySupportedOutputFormats](audiotoolbox/kaudiocodecpropertysupportedoutputformats.md)

## See Also

### Enumerations

- [Output Status Constants](audiotoolbox/1494122-output-status-constants.md)
- [Program Target Levels](audiotoolbox/1494116-program-target-levels.md)
- [Dynamic Range Control Modes](audiotoolbox/1494094-dynamic-range-control-modes.md)
- [Bit Rate Control Mode Constants](audiotoolbox/1494144-bit-rate-control-mode-constants.md)
- [Global Codec Properties](audiotoolbox/1494121-global-codec-properties.md)
- [Instance Codec Properties](audiotoolbox/1494111-instance-codec-properties.md)
- [Audio Codec Priming Method Constants](audiotoolbox/1494154-audio-codec-priming-method-const.md)
- [Audio Codec Quality Constants](audiotoolbox/1494130-audio-codec-quality-constants.md)
- [Audio Codec Routine Selectors](audiotoolbox/1494074-audio-codec-routine-selectors.md)
- [Audio Codec Delays](audiotoolbox/1494127-audio-codec-delays.md)
- [Audio Codec Delay Modes](audiotoolbox/1494050-audio-codec-delay-modes.md)
- [Audio Codec Errors](audiotoolbox/1494076-audio-codec-errors.md)